Messages in this thread | | | Subject | Re: [PATCH 1/2] KVM: Fix the build error | From | Haiwei Li <> | Date | Mon, 21 Sep 2020 08:23:09 +0800 |
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On 20/9/20 21:09, Paolo Bonzini wrote: > On 14/09/20 11:11, lihaiwei.kernel@gmail.com wrote: >> From: Haiwei Li <lihaiwei@tencent.com> >> >> When CONFIG_SMP is not set, an build error occurs with message "error: >> use of undeclared identifier 'kvm_send_ipi_mask_allbutself'" >> >> Fixes: 0f990222108d ("KVM: Check the allocation of pv cpu mask", 2020-09-01) >> Reported-by: kernel test robot <lkp@intel.com> >> Signed-off-by: Haiwei Li <lihaiwei@tencent.com> >> --- >> arch/x86/kernel/kvm.c | 2 ++ >> 1 file changed, 2 insertions(+) >> >> diff --git a/arch/x86/kernel/kvm.c b/arch/x86/kernel/kvm.c >> index 1b51b727b140..7e8be0421720 100644 >> --- a/arch/x86/kernel/kvm.c >> +++ b/arch/x86/kernel/kvm.c >> @@ -797,7 +797,9 @@ static __init int kvm_alloc_cpumask(void) >> } >> } >> >> +#if defined(CONFIG_SMP) >> apic->send_IPI_mask_allbutself = kvm_send_ipi_mask_allbutself; >> +#endif >> pv_ops.mmu.flush_tlb_others = kvm_flush_tlb_others; >> return 0; >> >> > > If CONFIG_SMP is not set you don't need kvm_alloc_cpumask or > pv_ops.mmu.flush_tlb_others at all. Can you squash these two into the > original patch and re-submit for 5.10?
I will, thanks.
Haiwei Li
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